arm install go1.19rc1
#https://go.dev/dl/
mv /usr/local/go /usr/local/go_bak$(date +%Y%m%d%H%M)
wget -c https://go.dev/dl/go1.19rc1.linux-arm64.tar.gz -O - |tar -xz -C /usr/local
#echo "export PATH=$PATH:/usr/local/go/bin" >> ~/.bashrc
source ~/.bashrc
go version